/* Download.chat — structured chat app UI (glass, grid, streaming, product cards). */
.dc-chat-log { max-width: 900px; margin: 20px auto 0; display: flex; flex-direction: column; gap: 14px; }
.dc-msg { display: flex; }
.dc-msg--user { justify-content: flex-end; }
.dc-msg--assistant { justify-content: flex-start; }
.dc-msg__body {
	max-width: 82%; padding: 12px 16px; border-radius: var(--dc-radius); line-height: 1.55;
	white-space: pre-wrap; word-wrap: break-word;
}
.dc-msg--user .dc-msg__body { background: var(--dc-accent-gradient); color: #0a0616; border-bottom-right-radius: 4px; }
.dc-msg--assistant .dc-msg__body {
	background: rgba(27,16,54,0.72); border: 1px solid var(--dc-border); color: var(--dc-text);
	border-bottom-left-radius: 4px; backdrop-filter: blur(10px);
}
.dc-msg__body--stream::after { content: '▍'; opacity: .5; animation: dc-blink 1s steps(2) infinite; }
@keyframes dc-blink { 50% { opacity: 0; } }

.dc-activity { display: inline-flex; align-items: center; gap: 8px; color: var(--dc-muted); font-size: .9rem; padding: 6px 2px; }
.dc-activity__dot { width: 8px; height: 8px; border-radius: 50%; background: var(--dc-lavender); animation: dc-pulse 1.2s ease-in-out infinite; }
@keyframes dc-pulse { 0%,100% { opacity: .3; transform: scale(.8);} 50%{opacity:1; transform: scale(1);} }

/* Product grid: 1 / 2 / 3 columns responsive. */
.dc-product-grid { display: grid; grid-template-columns: 1fr; gap: 14px; }
@media (min-width: 620px) { .dc-product-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .dc-product-grid { grid-template-columns: repeat(3, 1fr); } }

.dc-product-card {
	background: linear-gradient(160deg, rgba(42,19,100,.35), rgba(18,10,36,.6));
	border: 1px solid var(--dc-border); border-radius: var(--dc-radius-lg);
	padding: 18px; display: flex; flex-direction: column; gap: 12px;
	box-shadow: var(--dc-shadow-glow); transition: transform .15s ease, border-color .15s ease;
}
.dc-product-card:hover { transform: translateY(-2px); border-color: var(--dc-lavender); }
.dc-product-card__head { display: flex; align-items: center; gap: 12px; }
.dc-product-card__icon {
	width: 40px; height: 40px; border-radius: 12px; flex: 0 0 auto;
	background: var(--dc-accent-gradient); color: #0a0616; font-weight: 700;
	display: flex; align-items: center; justify-content: center; font-size: 1.1rem;
}
.dc-product-card__titles { display: flex; flex-direction: column; min-width: 0; flex: 1 1 auto; }
.dc-product-card__title { font-weight: 600; }
.dc-product-card__vendor { color: var(--dc-muted); font-size: .82rem; }
.dc-product-card__desc { color: var(--dc-muted); font-size: .9rem; margin: 0; }

.dc-platform-select { display: flex; flex-direction: column; gap: 10px; margin-top: auto; }
.dc-platform-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.dc-platform-chip {
	border: 1px solid var(--dc-border); background: var(--dc-surface); color: var(--dc-text);
	border-radius: var(--dc-radius-pill); padding: 5px 12px; font-size: .82rem; cursor: pointer;
}
.dc-platform-chip.is-active { background: var(--dc-accent-gradient); color: #0a0616; border-color: transparent; }
.dc-product-card__cta { text-align: center; }

.dc-related { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.dc-related__label { color: var(--dc-muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; }
.dc-related__chip { border: 1px solid var(--dc-border); border-radius: var(--dc-radius-pill); padding: 5px 12px; font-size: .84rem; color: var(--dc-lavender); }
.dc-related__chip:hover { text-decoration: none; border-color: var(--dc-lavender); }

.dc-followups { display: flex; flex-wrap: wrap; gap: 8px; }
.dc-followup { border: 1px dashed var(--dc-border); background: transparent; color: var(--dc-muted); border-radius: var(--dc-radius-pill); padding: 6px 12px; font-size: .84rem; cursor: pointer; }
.dc-followup:hover { color: var(--dc-text); border-color: var(--dc-lavender); }

.dc-composer.is-busy { opacity: .7; pointer-events: none; }
@media (max-width: 768px) { .dc-chat-log { margin-bottom: 12px; } .dc-msg__body { max-width: 90%; } }